issue/console: Upgrade to console ^4.0

Author: cambell-prince

composer.json

@@ -12,11 +12,11 @@
   ],
   "require": {
     "php": ">5.6",
-    "symfony/console": "^3.0"
+    "symfony/console": "^4.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^5.3",
-    "fabpot/php-cs-fixer": "^1.11"
+    "fabpot/php-cs-fixer": "^2.16"
   },
   "autoload": {
     "psr-4": {